elfen-component-spinner/lib/components/spin.js

react components for loader or spinner

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _templateObject = _taggedTemplateLiteral(['\n  50% { opacity: .3; }\n  100% { opacity: 1; }\n'], ['\n  50% { opacity: .3; }\n  100% { opacity: 1; }\n']),
    _templateObject2 = _taggedTemplateLiteral(['\n  transform: rotate(', 'deg);\n  animation: ', ' linear infinite both;\n  animation-delay: ', 's;\n  animation-duration: ', 's;\n  transform-origin: center;\n'], ['\n  transform: rotate(', 'deg);\n  animation: ', ' linear infinite both;\n  animation-delay: ', 's;\n  animation-duration: ', 's;\n  transform-origin: center;\n']),
    _templateObject3 = _taggedTemplateLiteral(['\n  width: ', 'px;\n  height: ', 'px;\n'], ['\n  width: ', 'px;\n  height: ', 'px;\n']);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _styledComponents = require('styled-components');

var _styledComponents2 = _interopRequireDefault(_styledComponents);

var _lib = require('../lib');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _taggedTemplateLiteral(strings, raw) { return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); }

var animationFade = (0, _styledComponents.keyframes)(_templateObject);

var Rect = _styledComponents2.default.rect(_templateObject2, function (props) {
  return 90 + props.angle;
}, animationFade, function (props) {
  return props.duration * 0.8 / props.total * props.offset;
}, function (props) {
  return props.duration;
});

var Svg = _styledComponents2.default.svg(_templateObject3, function (props) {
  return props.width;
}, function (props) {
  return props.height;
});

var SpinLoading = function SpinLoading(_ref) {
  var size = _ref.size,
      barStyle = _ref.barStyle,
      barWidth = _ref.barWidth,
      barHeight = _ref.barHeight,
      count = _ref.count,
      duration = _ref.duration,
      color = _ref.color,
      fill = _ref.fill,
      borderRadius = _ref.borderRadius,
      rest = _objectWithoutProperties(_ref, ['size', 'barStyle', 'barWidth', 'barHeight', 'count', 'duration', 'color', 'fill', 'borderRadius']);

  var radius = size / 2 - barHeight / 2;

  return _react2.default.createElement(
    Svg,
    {
      width: size,
      height: size
    },
    (0, _lib.repeat)(count).map(function (_, i) {
      var angle = 360 / count * i;
      /* (barWidth + borderRadius) / 2 is used to fix the excursion caused by thickness */
      var x = Math.cos(Math.PI * angle / 180) * radius + radius + (barWidth + borderRadius) / 2;
      var y = Math.sin(Math.PI * angle / 180) * radius + radius;

      return _react2.default.createElement(Rect, {
        key: 'r-' + i,
        style: barStyle,
        fill: color || fill,
        width: barWidth,
        height: barHeight,
        x: x,
        y: y,
        rx: borderRadius,
        ry: borderRadius,
        duration: duration,
        offset: i,
        total: count,
        angle: angle
      });
    })
  );
};

SpinLoading.defaultProps = {
  size: 40,
  count: 8,
  barWidth: 4,
  duration: 1,
  barHeight: 10,
  borderRadius: 1
};

exports.default = SpinLoading;